Home / 476,225.07-657,169.52-261,365.55

Finding the Fourth Proportional to 476,225.07, 657,169.52 and 261,365.55

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Solution

The fourth proportional to 476,225.07, 657,169.52 and 261,365.55 is: 360,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,225.07 : 657,169.52 = 261,365.55 : x
  2. Step 2: Convert to fraction form
    476,225.07/657,169.52 = 261,365.55/x
  3. Step 3: Cross multiply
    476,225.07x = 657,169.52 × 261,365.55
  4. Step 4: Simplify right side
    476,225.07x = 171,761,471,731.21
  5. Step 5: Solve for x
    x = 171,761,471,731.21/476,225.07
  6. Step 6: Final answer
    x = 360,672.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.